patch-2.2.3 linux/net/irda/irlan/irlan_cli_event.c
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- Lines: 495
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
v2.2.2/linux/net/irda/irlan/irlan_cli_event.c
- Orig date:
Tue Dec 22 14:16:59 1998
diff -u --recursive --new-file v2.2.2/linux/net/irda/irlan/irlan_cli_event.c linux/net/irda/irlan/irlan_cli_event.c
@@ -1,494 +0,0 @@
-/*********************************************************************
- *
- * Filename: irlan_cli_event.c
- * Version: 0.1
- * Description: IrLAN Client FSM (Finite State Machine)
- * Status: Experimental.
- * Author: Dag Brattli <dagb@cs.uit.no>
- * Created at: Sun Aug 31 20:14:37 1997
- * Modified at: Wed Dec 9 02:36:49 1998
- * Modified by: Dag Brattli <dagb@cs.uit.no>
- *
- * Copyright (c) 1998 Dag Brattli <dagb@cs.uit.no>,
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * Neither Dag Brattli nor University of Tromsų admit liability nor
- * provide warranty for any of this software. This material is
- * provided "AS-IS" and at no charge.
- *
- ********************************************************************/
-
-#include <linux/skbuff.h>
-
-#include <net/irda/irda.h>
-#include <net/irda/irmod.h>
-#include <net/irda/iriap.h>
-#include <net/irda/irlmp.h>
-#include <net/irda/irttp.h>
-
-#include <net/irda/irlan_common.h>
-#include <net/irda/irlan_cli.h>
-#include <net/irda/irlan_event.h>
-
-static int irlan_client_state_idle ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_query( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_conn ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_info ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_media( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_open ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_wait ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_arb ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_data ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_close( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-static int irlan_client_state_sync ( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb);
-
-static int (*state[])( struct irlan_cb *, IRLAN_EVENT event,
- struct sk_buff *) =
-{
- irlan_client_state_idle,
- irlan_client_state_query,
- irlan_client_state_conn,
- irlan_client_state_info,
- irlan_client_state_media,
- irlan_client_state_open,
- irlan_client_state_wait,
- irlan_client_state_arb,
- irlan_client_state_data,
- irlan_client_state_close,
- irlan_client_state_sync
-};
-
-void irlan_do_client_event( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- ASSERT( self != NULL, return;);
- ASSERT( self->magic == IRLAN_MAGIC, return;);
-
- (*state[ self->state]) ( self, event, skb);
-}
-
-/*
- * Function irlan_client_state_idle (event, skb, info)
- *
- * IDLE, We are waiting for an indication that there is a provider
- * available.
- */
-static int irlan_client_state_idle( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 4, "irlan_client_state_idle()\n");
-
- ASSERT( self != NULL, return -1;);
- ASSERT( self->magic == IRLAN_MAGIC, return -1;);
-
- switch( event) {
- case IRLAN_DISCOVERY_INDICATION:
- /* Get some values from peer IAS */
-#if 0
- iriap_getvaluebyclass_request( self->daddr,
- /* "PnP", "DeviceID", */
- "Device", "DeviceName",
- irlan_client_get_value_confirm,
- self);
-#endif
- iriap_getvaluebyclass_request( self->daddr,
- "IrLAN", "IrDA:TinyTP:LsapSel",
- irlan_client_get_value_confirm,
- self);
-
- irlan_next_state( self, IRLAN_QUERY);
- break;
- default:
- DEBUG( 4, __FUNCTION__ "(), Unknown event %d\n", event);
- break;
- }
- if ( skb) {
- dev_kfree_skb( skb);
- }
- return 0;
-}
-
-/*
- * Function irlan_client_state_query (event, skb, info)
- *
- * QUERY, We have queryed the remote IAS and is ready to connect
- * to provider, just waiting for the confirm.
- *
- */
-static int irlan_client_state_query( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 4, __FUNCTION__ "()\n");
-
- ASSERT( self != NULL, return -1;);
- ASSERT( self->magic == IRLAN_MAGIC, return -1;);
-
- switch( event) {
- case IRLAN_IAS_PROVIDER_AVAIL:
- ASSERT( self->dtsap_sel_ctrl != 0, return -1;);
-
- self->t.client.open_retries = 0;
-
- irttp_connect_request( self->tsap_ctrl, self->dtsap_sel_ctrl,
- self->daddr, NULL, IRLAN_MTU, NULL);
- irlan_next_state( self, IRLAN_CONN);
- break;
- case IRLAN_IAS_PROVIDER_NOT_AVAIL:
- DEBUG( 0, __FUNCTION__ "(), IAS_PROVIDER_NOT_AVAIL\n");
- irlan_next_state( self, IRLAN_IDLE);
- break;
- case IRLAN_LMP_DISCONNECT:
- case IRLAN_LAP_DISCONNECT:
- irlan_next_state( self, IRLAN_IDLE);
- break;
- default:
- DEBUG( 0, __FUNCTION__"(), Unknown event %d\n", event);
- break;
- }
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-/*
- * Function irlan_client_state_conn (event, skb, info)
- *
- * CONN, We have connected to a provider but has not issued any
- * commands yet.
- *
- */
-static int irlan_client_state_conn( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 4, __FUNCTION__ "()\n");
-
- ASSERT( self != NULL, return -1;);
-
- switch( event) {
- case IRLAN_CONNECT_COMPLETE:
- /* Send getinfo cmd */
- irlan_get_provider_info( self);
- irlan_next_state( self, IRLAN_INFO);
- break;
- case IRLAN_LMP_DISCONNECT:
- case IRLAN_LAP_DISCONNECT:
- irlan_next_state( self, IRLAN_IDLE);
- break;
- default:
- DEBUG( 0, __FUNCTION__ "(), Unknown event %d\n", event);
- break;
- }
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-/*
- * Function irlan_client_state_info (self, event, skb, info)
- *
- * INFO, We have issued a GetInfo command and is awaiting a reply.
- */
-static int irlan_client_state_info( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 4, __FUNCTION__ "()\n");
-
- ASSERT( self != NULL, return -1;);
-
- switch( event) {
- case IRLAN_DATA_INDICATION:
- ASSERT( skb != NULL, return -1;);
-
- irlan_client_extract_params( self, skb);
-
- irlan_next_state( self, IRLAN_MEDIA);
-
- irlan_get_media_char( self);
- break;
-
- case IRLAN_LMP_DISCONNECT:
- case IRLAN_LAP_DISCONNECT:
- irlan_next_state( self, IRLAN_IDLE);
- break;
- default:
- DEBUG( 0, __FUNCTION__ "(), Unknown event %d\n", event);
- break;
- }
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-/*
- * Function irlan_client_state_media (self, event, skb, info)
- *
- * MEDIA, The irlan_client has issued a GetMedia command and is awaiting a
- * reply.
- *
- */
-static int irlan_client_state_media( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 4, __FUNCTION__ "()\n");
-
- ASSERT( self != NULL, return -1;);
-
- switch( event) {
- case IRLAN_DATA_INDICATION:
- irlan_client_extract_params( self, skb);
- irlan_open_data_channel( self);
- irlan_next_state( self, IRLAN_OPEN);
- break;
- case IRLAN_LMP_DISCONNECT:
- case IRLAN_LAP_DISCONNECT:
- irlan_next_state( self, IRLAN_IDLE);
- break;
- default:
- DEBUG( 0, "irlan_client_state_media, Unknown event %d\n",
- event);
- break;
- }
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-/*
- * Function irlan_client_state_open (self, event, skb, info)
- *
- * OPEN, The irlan_client has issued a OpenData command and is awaiting a
- * reply
- *
- */
-static int irlan_client_state_open( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- struct qos_info qos;
-
- DEBUG( 4, __FUNCTION__ "()\n");
-
- ASSERT( self != NULL, return -1;);
-
- switch( event) {
- case IRLAN_DATA_INDICATION:
- irlan_client_extract_params( self, skb);
-
- /*
- * Check if we have got the remote TSAP for data
- * communications
- */
- ASSERT( self->dtsap_sel_data != 0, return -1;);
-
- qos.link_disc_time.bits = 0x01; /* 3 secs */
-
- irttp_connect_request( self->tsap_data,
- self->dtsap_sel_data, self->daddr,
- NULL, IRLAN_MTU, NULL);
-
- irlan_next_state( self, IRLAN_DATA);
- break;
-
- case IRLAN_LMP_DISCONNECT:
- case IRLAN_LAP_DISCONNECT:
- irlan_next_state( self, IRLAN_IDLE);
- break;
- default:
- DEBUG( 0, __FUNCTION__ "(), Unknown event %d\n",
- event);
- break;
- }
-
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-/*
- * Function irlan_client_state_wait (self, event, skb, info)
- *
- * WAIT, The irlan_client is waiting for the local provider to enter the
- * provider OPEN state.
- *
- */
-static int irlan_client_state_wait( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 4, "irlan_client_state_wait()\n");
-
- ASSERT( self != NULL, return -1;);
-
- switch( event) {
- case IRLAN_LMP_DISCONNECT:
- case IRLAN_LAP_DISCONNECT:
- irlan_next_state( self, IRLAN_IDLE);
- break;
- default:
- DEBUG( 0, __FUNCTION__ "(), Unknown event %d\n",
- event);
- break;
- }
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-static int irlan_client_state_arb( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 0, __FUNCTION__ "(), not implemented!\n");
-
- if ( skb) {
- dev_kfree_skb( skb);
- }
- return 0;
-}
-
-/*
- * Function irlan_client_state_data (self, event, skb, info)
- *
- * DATA, The data channel is connected, allowing data transfers between
- * the local and remote machines.
- *
- */
-static int irlan_client_state_data( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- struct irmanager_event mgr_event;
-
- DEBUG( 4, __FUNCTION__ "()\n");
-
- ASSERT( self != NULL, return -1;);
- ASSERT( self->magic == IRLAN_MAGIC, return -1;);
-
- switch( event) {
- case IRLAN_CONNECT_COMPLETE:
- irlan_get_unicast_addr( self);
- irlan_open_unicast_addr( self);
- /* irlan_set_broadcast_filter( self, TRUE); */
-
- DEBUG( 4, "IrLAN, We are now connected!\n");
-
- /* irlan_next_state( LAN_DATA); */
- break;
- case IRLAN_DATA_INDICATION:
- irlan_client_extract_params( self, skb);
-
- /* irlan_client_flow_indication( self->data_tsap, FLOW_START, */
-/* self); */
-
- /* Make sure the code below only runs once */
- if ( !self->connected) {
- mgr_event.event = EVENT_IRLAN_START;
- sprintf( mgr_event.devname, "%s", self->ifname);
- irmanager_notify( &mgr_event);
-
- self->connected = TRUE;
- }
- break;
-
- case IRLAN_LMP_DISCONNECT:
- case IRLAN_LAP_DISCONNECT:
- mgr_event.event = EVENT_IRLAN_STOP;
- sprintf( mgr_event.devname, "%s", self->ifname);
- irmanager_notify( &mgr_event);
-
- irlan_next_state( self, IRLAN_IDLE);
- break;
- default:
- DEBUG( 0, __FUNCTION__ "(), Unknown event %d\n", event);
- break;
- }
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-/*
- * Function irlan_client_state_close (self, event, skb, info)
- *
- *
- *
- */
-static int irlan_client_state_close( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 0, __FUNCTION__ "()\n");
-
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
-/*
- * Function irlan_client_state_sync (self, event, skb, info)
- *
- *
- *
- */
-static int irlan_client_state_sync( struct irlan_cb *self,
- IRLAN_EVENT event,
- struct sk_buff *skb)
-{
- DEBUG( 0, __FUNCTION__ "()\n");
-
- if ( skb) {
- dev_kfree_skb( skb);
- }
-
- return 0;
-}
-
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